Lamp



FIG. 1 is perspective views of a lamp showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a left side view thereof, the opposing right side view being a mirror image;

FIG. 5 is a top view thereof; and,

FIG. 6 is a bottom view thereof.

The broken lines shown in the drawings are included for purposes of illustrating portions of the lamp and form no part of the claimed design. 

CLAIM The ornamental design for a lamp, as shown and described. 